gen-jhipster/dist/generators/base-application/support/faker.js

VHipster - Spring Boot + Angular/React/Vue in one handy generator

/**
 * Copyright 2013-2026 the original author or authors from the JHipster project.
 *
 * This file is part of the JHipster project, see https://www.jhipster.tech/
 * for more information.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { Faker, base, en } from '@faker-js/faker';
import Randexp from 'randexp';
import { languageToFakerLanguage } from "../../languages/support/languages.js";
class RandexpWithFaker extends Randexp {
    faker;
    constructor(regexp, flags, faker) {
        super(regexp, flags);
        this.max = 5;
        this.faker = faker;
        if (this.faker === undefined) {
            throw new Error('Faker is required');
        }
        // In order to have consistent results with RandExp, the RNG is seeded.
        this.randInt = (from, to) => faker.number.int({ min: from, max: to });
    }
}
export class FakerWithRandexp extends Faker {
    createRandexp(regexp, flags) {
        return new RandexpWithFaker(regexp, flags, this);
    }
}
/**
 * Create a faker instance.
 * @param nativeLanguage - native language
 * @returns Faker instance
 */
export async function createFaker(nativeLanguage = 'en') {
    nativeLanguage = languageToFakerLanguage(nativeLanguage);
    const fakerModule = await import(`@faker-js/faker`);
    const fakerLanguage = nativeLanguage in fakerModule ? nativeLanguage : 'en';
    const locale = fakerModule[fakerLanguage];
    const faker = new FakerWithRandexp({
        locale: [locale, base, en],
    });
    faker.createRandexp = (pattern, m) => new RandexpWithFaker(pattern, m, faker);
    return faker;
}